/** DGui project file.

Copyright: Trogu Antonio Davide 2011-2013

License: $(HTTP boost.org/LICENSE_1_0.txt, Boost License 1.0).

Authors: Trogu Antonio Davide
*/
module dguihub.core.events.event;

struct Event(T1, T2) {
   private alias void delegate(T1, T2) SlotDelegate;
   private alias void function(T1, T2) SlotFunction;

   private SlotDelegate[] _slotDg;
   private SlotFunction[] _slotFn;

   public alias opCall call;

   public void opCall(T1 t1, T2 t2) {
      synchronized {
         for (int i = 0; i < this._slotDg.length; i++) {
            this._slotDg[i](t1, t2);
         }

         for (int i = 0; i < this._slotFn.length; i++) {
            this._slotFn[i](t1, t2);
         }
      }
   }

   public void attach(SlotDelegate dg) {
      if (dg) {
         this._slotDg ~= dg;
      }
   }

   public void attach(SlotFunction fn) {
      if (fn) {
         this._slotFn ~= fn;
      }
   }
}
